--- /dev/null
+/* ezxml.h
+ *
+ * Copyright 2004-2006 Aaron Voisine <aaron@voisine.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * Modified for Palacios by Jack Lange <jarusl@cs.northwestern.edu>
+ */
+
+#ifndef __VMM_XML_H
+#define __VMM_XML_H
+
+#include <palacios/vmm.h>
+#include <palacios/vmm_types.h>
+
+
+struct v3_xml {
+ char *name; // tag name
+ char **attr; // tag attributes { name, value, name, value, ... NULL }
+ char *txt; // tag character content, empty string if none
+ size_t off; // tag offset from start of parent tag character content
+ struct v3_xml * next; // next tag with same name in this section at this depth
+ struct v3_xml * sibling; // next tag with different name in same section and depth
+ struct v3_xml * ordered; // next tag, same section and depth, in original order
+ struct v3_xml * child; // head of sub tag list, NULL if none
+ struct v3_xml * parent; // parent tag, NULL if current tag is root tag
+ short flags; // additional information
+};
+
+// Given a string of xml data and its length, parses it and creates an v3_xml
+// structure. For efficiency, modifies the data by adding null terminators
+// and decoding ampersand sequences. If you don't want this, copy the data and
+// pass in the copy. Returns NULL on failure.
+struct v3_xml * v3_xml_parse_str(char * s, size_t len);
+
+
+// returns the name of the given tag
+#define v3_xml_name(xml) ((xml) ? xml->name : NULL)
+
+// returns the given tag's character content or empty string if none
+#define v3_xml_txt(xml) ((xml) ? xml->txt : "")
+
+
+// returns the first child tag (one level deeper) with the given name or NULL
+// if not found
+struct v3_xml * v3_xml_child(struct v3_xml * xml, const char * name);
+
+// returns the next tag of the same name in the same section and depth or NULL
+// if not found
+#define v3_xml_next(xml) ((xml) ? xml->next : NULL)
+
+// Returns the Nth tag with the same name in the same section at the same depth
+// or NULL if not found. An index of 0 returns the tag given.
+struct v3_xml * v3_xml_idx(struct v3_xml * xml, int idx);
+
+// returns the value of the requested tag attribute, or NULL if not found
+const char *v3_xml_attr(struct v3_xml * xml, const char * attr);
+
+
+// Traverses the v3_xml sturcture to retrieve a specific subtag. Takes a
+// variable length list of tag names and indexes. The argument list must be
+// terminated by either an index of -1 or an empty string tag name. Example:
+// title = v3_xml_get(library, "shelf", 0, "book", 2, "title", -1);
+// This retrieves the title of the 3rd book on the 1st shelf of library.
+// Returns NULL if not found.
+struct v3_xml * v3_xml_get(struct v3_xml * xml, ...);
+
+
+// frees the memory allocated for an v3_xml structure
+void v3_xml_free(struct v3_xml * xml);
+
+#endif // __VMM_XML_H